can get values from dataset directly, by calling some actions, or transform the dataset to get a new one. for more details, please read the api doc . scala> textfile.count() // number of items in this dataset res : long = // may be different from yours as readme.md will change over time, similar to other...
can get values from dataset directly, by calling some actions, or transform the dataset to get a new one. for more details, please read the api doc . scala> textfile.count() // number of items in this dataset res : long = // may be different from yours as readme.md will change over time, similar to other...